alsa_write: Handle EPIPE errors properly.

[paraslash.git] / alsa_write.c

diff --git a/alsa_write.c b/alsa_write.c
index ae471679f076f17fbce5b3d8d27ed5458d1fb4cd..f016e6ff74aeb16dcc764d0b482764e347fd60b1 100644 (file)
--- a/alsa_write.c
+++ b/alsa_write.c
@@ -131,7 +131,7 @@ static int alsa_open(struct writer_node *w)
                        stop_threshold) < 0)
                return -E_STOP_THRESHOLD;
        if (snd_pcm_sw_params(pad->handle, swparams) < 0)
-               return -E_SW_PARAMS;
+               PARA_WARNING_LOG("unable to install sw params\n");
        pad->bytes_per_frame = snd_pcm_format_physical_width(FORMAT)
                * pad->channels / 8;
        PARA_INFO_LOG("bytes per frame: %zu\n", pad->bytes_per_frame);
@@ -181,6 +181,8 @@ static int alsa_write_post_select(__a_unused struct sched *s,
        if (ret == -EPIPE) {
                PARA_WARNING_LOG("EPIPE\n");
                snd_pcm_prepare(pad->handle);
+               /* try to write the same data again */
+               ret = snd_pcm_writei(pad->handle, data, frames);
                return 1;
        }
        if (ret < 0 && ret != -EAGAIN) {